fix(core): port cannot be selected when multiple node ports overlap (#505)

packages/canvas-engine/free-layout-core/src/workflow-lines-manager.ts

@@ -25,7 +25,7 @@ import {
 } from './typings';
 import { WorkflowHoverService, WorkflowSelectService } from './service';
 import { WorkflowNodeLinesData } from './entity-datas/workflow-node-lines-data';
-import { WorkflowLineRenderData } from './entity-datas';
+import { WorkflowLineRenderData, WorkflowNodePortsData } from './entity-datas';
 import {
   LINE_HOVER_DISTANCE,
   WorkflowLineEntity,
@@ -411,9 +411,8 @@ export class WorkflowLinesManager {
    * @param pos
    */
   getPortFromMousePos(pos: IPoint): WorkflowPortEntity | undefined {
-    const allPorts = this.entityManager
-      .getEntities<WorkflowPortEntity>(WorkflowPortEntity)
-      .filter((port) => port.node.flowNodeType !== 'root');
+    const allNodes = this.getSortedNodes().reverse();
+    const allPorts = allNodes.map((node) => node.getData(WorkflowNodePortsData).allPorts).flat();
     const targetPort = allPorts.find((port) => port.isHovered(pos.x, pos.y));
     if (targetPort) {
       const containNodes = this.getContainNodesFromMousePos(pos);
@@ -456,11 +455,13 @@ export class WorkflowLinesManager {
     line.addData(WorkflowLineRenderData);
   }
 
+  private getSortedNodes() {
+    return this.document.getAllNodes().sort((a, b) => this.getNodeIndex(a) - this.getNodeIndex(b));
+  }
+
   /** 获取鼠标坐标位置的所有节点（stackIndex 从小到大排序） */
   private getContainNodesFromMousePos(pos: IPoint): WorkflowNodeEntity[] {
-    const allNodes = this.document
-      .getAllNodes()
-      .sort((a, b) => this.getNodeIndex(a) - this.getNodeIndex(b));
+    const allNodes = this.getSortedNodes();
     const zoom =
       this.entityManager.getEntity<PlaygroundConfigEntity>(PlaygroundConfigEntity)?.config?.zoom ||
       1;